*/
AVFilterBufferRef *avfilter_get_video_buffer_ref_from_frame(const AVFrame *frame, int perms);
+/**
+ * Fill an AVFrame with the information stored in samplesref.
+ *
+ * @param frame an already allocated AVFrame
+ * @param samplesref an audio buffer reference
+ * @return 0 in case of success, a negative AVERROR code in case of
+ * failure
+ */
+int avfilter_fill_frame_from_audio_buffer_ref(AVFrame *frame,
+ const AVFilterBufferRef *samplesref);
+
/**
* Fill an AVFrame with the information stored in picref.
*
int avfilter_fill_frame_from_video_buffer_ref(AVFrame *frame,
const AVFilterBufferRef *picref);
+/**
+ * Fill an AVFrame with information stored in ref.
+ *
+ * @param frame an already allocated AVFrame
+ * @param ref a video or audio buffer reference
+ * @return 0 in case of success, a negative AVERROR code in case of
+ * failure
+ */
+int avfilter_fill_frame_from_buffer_ref(AVFrame *frame,
+ const AVFilterBufferRef *ref);
+
/**
* Add frame data to buffer_src.
*